Now showing items 31-40 of 467
Vertical alveolar crest bone maintenance around implants in two-stage surgery: an in situ study in dogs
(Fundação Odontológica de Ribeirão Preto, 2008)
The aim of this study was to evaluate in situ changes in the alveolar crest bone height around immediate implant-supported crowns in comparison to tooth-supported crowns (control) with the cervical margins located at the ...
Determinação in situ de fósforo, nitrato e amônio em solo.
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-graduação em Química, 2006-07-28)
The cultures platforms of productivity need to be optimized, owing to provide foods to an enhanced world population. A control of the soil fertility is necessary, in order to be adequately productive without, however, have ...
Determination of in situ speciation of manganese in treated acid mine drainage water by using multiple diffusive gradients in thin films devices
Acid mine drainage (AMD) is a serious environmental problem that creates acidic solution with high Mn concentrations. The speciation of residual Mn from AMD after an active treatment involving the addition of a neutralizing ...
Extração sortiva em barra de agitação para análise de fármacos em fluidos biológicos
(Sociedade Brasileira de Química, 2008)
A novel solventless sample preparation, stir-bar sorptive extraction (SBSE), for extraction, and sample enrichment of organic compounds from biological fluids, is described in this manuscript from principle to applications. ...
SPME applied to the study of volatile organic compounds emitted by three species of Eucalyptus in situ
(Amer Chemical SocWashingtonEUA, 2002)
Zn(II) and Cu(II) Uptake from Acid Solutions with Microcapsules Containing a Non-Specific Alkyl Phosphonic Extractant
(SOCIEDAD CHILENA DE QUIMICA, 2005-12)
It is studied the uptake of Zn(II) and Cu(II) from acid aqueous solutions using microcapsules containing 2-ethylhexylphosphonic acid mono-2-ethylhexyl ester, a non-specific extractant, as an alternative method for metals ...